DK1928783T3 - TREATMENT OF SULPHATIC CALCIUM OXIDE - Google Patents

TREATMENT OF SULPHATIC CALCIUM OXIDE Download PDF

Info

Publication number
DK1928783T3
DK1928783T3 DK06800889.5T DK06800889T DK1928783T3 DK 1928783 T3 DK1928783 T3 DK 1928783T3 DK 06800889 T DK06800889 T DK 06800889T DK 1928783 T3 DK1928783 T3 DK 1928783T3
Authority
DK
Denmark
Prior art keywords
sulphatic
treatment
calcium oxide
calcium
oxide
Prior art date
Application number
DK06800889.5T
Other languages
Danish (da)
Inventor
Fred R Huege
Original Assignee
Chemical Lime Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37758075&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK1928783(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US11/203,017 external-priority patent/US20070036701A1/en
Application filed by Chemical Lime Ltd filed Critical Chemical Lime Ltd
Application granted granted Critical
Publication of DK1928783T3 publication Critical patent/DK1928783T3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/02—Oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/68—Aluminium compounds containing sulfur
    • C01F7/74—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/02—Lime
    • C04B2/04—Slaking
    • C04B2/06—Slaking with addition of substances, e.g. hydrophobic agents ; Slaking in the presence of other compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/02—Lime
    • C04B2/04—Slaking
    • C04B2/06—Slaking with addition of substances, e.g. hydrophobic agents ; Slaking in the presence of other compounds
    • C04B2/063—Slaking of impure quick lime, e.g. contained in fly ash
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DK06800889.5T 2005-08-11 2006-08-04 TREATMENT OF SULPHATIC CALCIUM OXIDE DK1928783T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/203,017 US20070036701A1 (en) 2005-08-11 2005-08-11 Treatment of high sulfate containing quicklime
US11/460,097 US7326400B2 (en) 2005-08-11 2006-07-26 Treatment of high sulfate containing quicklime
PCT/US2006/030740 WO2007021646A2 (en) 2005-08-11 2006-08-04 Treatment of high sulfate containing quicklime

Publications (1)

Publication Number Publication Date
DK1928783T3 true DK1928783T3 (en) 2019-05-13

Family

ID=37758075

Family Applications (1)

Application Number Title Priority Date Filing Date
DK06800889.5T DK1928783T3 (en) 2005-08-11 2006-08-04 TREATMENT OF SULPHATIC CALCIUM OXIDE

Country Status (8)

Country Link
US (1) US7326400B2 (en)
EP (1) EP1928783B1 (en)
CA (1) CA2618137A1 (en)
DK (1) DK1928783T3 (en)
ES (1) ES2722628T3 (en)
PL (1) PL1928783T3 (en)
PT (1) PT1928783T (en)
WO (1) WO2007021646A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8440163B2 (en) * 2008-10-30 2013-05-14 S.A. Lhoist Recherche Et Development Slaked lime composition and its manufacturing process
US9656887B2 (en) * 2012-10-25 2017-05-23 The Water Company Removal of ions from aqueous fluid
BE1021550B1 (en) * 2013-02-19 2015-12-11 S.A. Lhoist Recherche Et Developpement METHOD FOR THE WET EXTINGUISHING OF CALCIUM AND MAGNESIUM OXIDES FROM CALCO-MAGNESIAN COMPOUNDS
BE1021563B1 (en) * 2013-02-19 2015-12-14 S.A. Lhoist Recherche Et Developpement METHOD FOR THE DRY EXTINGUISHING OF CALCIUM AND MAGNESIUM OXIDES FROM CALCO-MAGNESIAN COMPOUNDS
WO2017152960A1 (en) 2016-03-08 2017-09-14 S.A. Lhoist Recherche Et Developpement Process for manufacturing a milk of slaked lime of great fineness and milk of lime of great fineness thereby obtained with process water
CN105948198A (en) * 2016-05-17 2016-09-21 南昌大学 Treatment method of sulfate wastewater
EP3655373A1 (en) 2017-07-17 2020-05-27 Ecolab USA, Inc. Rheology-modifying agents for slurries
WO2020011952A1 (en) * 2018-07-11 2020-01-16 S.A. Lhoist Recherche Et Developpement Process for obtaining size-calibrated tri-calcium aluminate particles and use of such particles in a process of alumina refining
US10597838B2 (en) * 2018-07-23 2020-03-24 Fred Robert Huege Method for the elimination of adverse swelling of sulfate bearing soils

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464353A (en) * 1982-06-21 1984-08-07 Chemlime Corporation Quicklime slaking process
US4866019A (en) * 1987-01-13 1989-09-12 Akzo N.V. Catalyst composition and absorbent which contain an anionic clay
US5334564A (en) 1990-07-16 1994-08-02 Board Of Trustees Operating Michigan State University Method for the preparation of highly reactive clay composites for the removal of SOx from flue gas streams
DE4034417C2 (en) * 1990-10-29 2002-02-07 Walhalla Kalk Entwicklungs Und Highly reactive reagents and compositions for exhaust gas and wastewater treatment, their manufacture and their use
US5228808A (en) * 1991-11-27 1993-07-20 Chemical Lime Company Method for preventing the adverse effects of swell in sulfate bearing, expansive clay soils
US5380505A (en) 1993-10-07 1995-01-10 Dravo Lime Company Production of low sulfur content lime from limestone
US5547588A (en) * 1994-10-25 1996-08-20 Gas Research Institute Enhanced ettringite formation for the treatment of hazardous liquid waste
US5534564A (en) * 1994-12-13 1996-07-09 Isp Investments Inc. Process for the color stabilization of an aqueous N-vinyl heterocyclic copolymer solution
US6863819B2 (en) * 2000-08-21 2005-03-08 Csir Water treatment method

Also Published As

Publication number Publication date
EP1928783A4 (en) 2012-05-23
WO2007021646A3 (en) 2007-04-12
EP1928783A2 (en) 2008-06-11
CA2618137A1 (en) 2007-02-22
PT1928783T (en) 2019-05-27
EP1928783B1 (en) 2019-02-27
PL1928783T3 (en) 2019-08-30
WO2007021646A2 (en) 2007-02-22
US20070036702A1 (en) 2007-02-15
US7326400B2 (en) 2008-02-05
ES2722628T3 (en) 2019-08-14

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